How can I get my lock button working?

[30091992]

lock button not working

Hi. I got a Nokia Lumia 930 and the phone wont lock anymore , don't know why ! I still can press and hold to shut my phone down but it just wont lock anyone know any way to get it working as need my phone. Cant afford to get another one .

 

[gomezz]

As a workaround you could try an app to lock the phone instead. I use One Touch Lockscreen.